Subtitle:Koch, Slusher Share Fond Holiday Memories2015 Mazda Prototype Lites Presented by Cooper Tires Lites 1 champion Kenton Koch and Lites 2 championship runner-up Todd Slusher shared their favorite all-time Christmas gift with IMSA.com:KENTON KOCH: "In December 2002, I received my go-kart that started my racing career, even though it started...